Why is my DOM now being littered with mti_font_element classes?

Our method of preventing FOUT (flash of unstyled text) is optimized; we use a single class to hide only the text for elements using Web fonts. We then strip that class’s properties when the Web fonts are ready to display. One thing to note is that the class is left on these elements in the DOM; however, without properties the class has no meaning and is invisible to visitors, save for those using some manner of developer tools.

If you’d like, you can add an additional configuration variable that will tell our script to remove class once it’s no longer necessary: